diff --git a/src/librustdoc/clean/inline.rs b/src/librustdoc/clean/inline.rs
index 85c1796ecef..16b5216d58d 100644
--- a/src/librustdoc/clean/inline.rs
+++ b/src/librustdoc/clean/inline.rs
@@ -269,6 +269,7 @@ pub fn build_impls(cx: &DocContext, did: DefId) -> Vec<clean::Item> {
         lang_items.char_impl(),
         lang_items.str_impl(),
         lang_items.slice_impl(),
+        lang_items.slice_u8_impl(),
         lang_items.const_ptr_impl(),
         lang_items.mut_ptr_impl(),
     ];